Commercial mathematics
[经] 商业数学
🧩 词语组成解析
🗣️ 情景例句
My parents will think it's a good idea.
我的父母会觉得这是件好事。
I told him to stay for the weekend.
我告诉他留下来度周末。
Oh, good! He's coming down the ladder, now.
噢，好！现在他正从梯子上爬下来。